<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>项目操作流程图</title>
    <style>
        body {
            font-family: 'Microsoft Yahei', Arial, sans-serif;
            background-color: #f0f2f5;
            padding: 2rem;
        }

        .flow-container {
            max-width: 1200px;
            margin: 0 auto;
            background: white;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }

        h1 {
            color: #2c3e50;
            text-align: center;
            margin-bottom: 2rem;
        }

        .flow-step {
            display: flex;
            align-items: center;
            margin: 1.5rem 0;
            position: relative;
        }

        .step-number {
            width: 40px;
            height: 40px;
            background: #3498db;
            border-radius: 50%;
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            flex-shrink: 0;
        }

        .step-content {
            background: #f8f9fa;
            padding: 1.2rem;
            border-radius: 8px;
            margin-left: 1.5rem;
            flex-grow: 1;
            border-left: 4px solid #3498db;
        }

        .connector {
            position: absolute;
            left: 19px;
            top: 40px;
            bottom: -30px;
            width: 2px;
            background: #3498db;
        }

        .step-content h3 {
            color: #2c3e50;
            margin-top: 0;
        }

        .step-content p {
            color: #666;
            line-height: 1.6;
        }
    </style>
</head>
<body>
    <div class="flow-container">
        <h1>项目开发流程图</h1>

        <div class="flow-step">
            <div class="step-number">1</div>
            <div class="step-content">
                <h3>需求分析</h3>
                <p>收集用户需求，明确项目目标，编写需求文档</p>
            </div>
            <div class="connector"></div>
        </div>

        <div class="flow-step">
            <div class="step-number">2</div>
            <div class="step-content">
                <h3>方案设计</h3>
                <p>制定技术方案，设计系统架构，输出设计文档</p>
            </div>
            <div class="connector"></div>
        </div>

        <div class="flow-step">
            <div class="step-number">3</div>
            <div class="step-content">
                <h3>开发实施</h3>
                <p>编写代码实现功能，进行单元测试，持续集成</p>
            </div>
            <div class="connector"></div>
        </div>

        <div class="flow-step">
            <div class="step-number">4</div>
            <div class="step-content">
                <h3>测试验证</h3>
                <p>执行系统测试，验证功能完整性，缺陷修复</p>
            </div>
            <div class="connector"></div>
        </div>

        <div class="flow-step">
            <div class="step-number">5</div>
            <div class="step-content">
                <h3>上线部署</h3>
                <p>生产环境部署，监控系统运行，性能优化</p>
            </div>
            <div class="connector"></div>
        </div>

        <div class="flow-step">
            <div class="step-number">6</div>
            <div class="step-content">
                <h3>项目验收</h3>
                <p>客户验收交付，项目总结归档，后期维护</p>
            </div>
        </div>
    </div>
</body>
</html>